Mark said, “in the data set,4, 5, 5, 8, the mean and mode the same.” Is he correct? Explain why or why not

Aiden drives to school and back each day. the school is 16 miles from his home. he averages 40 miles per hour on his way to school. if his trip takes 1 hour, at approximately what speed does aiden drive home?

Factor the polynomial. b^2 + 4b + 4

Use the quadratic function to predict f(x) if x equals 8. f(x) = 25x2 − 28x + 585